Finding the Fourth Proportional to 912,032.18, 1,258,729.49 and 524,839.62
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Solution
The fourth proportional to 912,032.18, 1,258,729.49 and 524,839.62 is: 724,350.66
Step by Step Solution
- Step 1: Write the proportion equation
912,032.18 : 1,258,729.49 = 524,839.62 : x - Step 2: Convert to fraction form
912,032.18/1,258,729.49 = 524,839.62/x - Step 3: Cross multiply
912,032.18x = 1,258,729.49 × 524,839.62 - Step 4: Simplify right side
912,032.18x = 660,631,113,246.73 - Step 5: Solve for x
x = 660,631,113,246.73/912,032.18 - Step 6: Final answer
x = 724,350.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.